1*2 + 3*4 + 5*6 + ...... up to 10 terms in the Basic Computer

XYZ, LDA T2

CMA

INC

STA T3

CLA

ABC, ADD T1

ISZ T3

BUN ABC

ADD SUM

STA SUM

BSA PQR

ISZ CTR

BUN XYZ

HLT

PQR, HEX 0

LDA T1

INC

INC

STA T1

LDA T2

INC

INC

STA T2

BUN PQR I

T1, DEC 1

T2, DEC 2

T3, DEC 0

SUM, DEC 0

CTR, DEC -10

END